
Engine
Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
; Engine diagnosis warning
lamp The
yello we ngin ediagno stics warning lam pislit while thee ngine is running.
Am alfunctio nhasoccu rred in thee ngine, thee xhau stsystem or thef uel sy stem.
The emissions limit value ma yhave been exceeded and thee ngine ma yberunninginemergency operation mode. #
Have thev ehicle checkedass oon as possible at aqualified specialis tworks hop.
# Electrical fault warning
lamp The
rede lect rical fault warning lam pislit.
Ther eisaf ault in thee lectrics. #
Obser vethem essages in them ultifunction displa y.
8
Fu elreser vewarning lamp The
yello wf uel reser ve wa rning lam pislit while thee ngine is running.
The fue lsuppl yhasdroppe dintot he reser verange. #
Refuel. Displ
aymessa gesa nd warning/indicator lamps 483

Wa
rning/indicator lamp
Possible causes/consequences and M
MSolutions
? Coolant warning lamp The
redc oolant warning lam pislit while thee ngine is running.
Po ssible causes:
R The temp eratur esensor is malfunctioning
R Coolant le veltoo low
R The air suppl ytotheradiator is obstructed
R The radiator fani sfaulty
If th er eisana dditional warning tone, thec oolant temp eratur ehasexceeded 120° C. &
WARNING Danger of bu rnsw hen opening theb onnet
If yo uo pen thee ngine bonn etwhen thee ngine has overheated or during afireint he engine compartment, you
could come int ocontact wi thhotg ases or other escaping operating fluids. #
Befor eopening theb onnet ,allowt he engine tocool down. #
Inthee vent of afireint he engine compartment, keep thee ngine bonn etclosed and cal lthe fire service. #
Stop thev ehicle immediately ,paying attention toroad and traf ficc onditions ,and switc hoffthee ngine. Do no tcon‐
tinue driving under an ycircums tances. #
Obser vethem essages in them ultifunction displa y.
If th ec oolant temp eratur edispla yisatt he lowerend of thet emperatur escale: #
Consult aqualified specialis tworks hop. 484
Displa ymessages and warning/indicator lamps

Fu
nctio n.............................................. 187
Setting ................................................. 222
Ac tiv eS teering Assist ............................ .190
Ac tivating/deactivating ...................... .192
Ac tiveE mergency Stop Assis t.............1 93
Ac tiveL aneC hangeA ssist .................. 19 2
Displ aysint he Instrument Displa y.......1 94
Fu nctio n.............................................. 19 0
Sy stem limitations ...............................1 90
Ad aptiv ebrake lights .............................. 180
Ad aptiv ecruise control
see ActiveD ista nce Assi stDISTRONIC
Ad aptiv eHighbeam Assis tPlus
Ac tivating/deactivating ...................... .125
Fu nctio n............................................... 124
Ad ditional doo rlock .................................. 66
Ad diti ves .................................................. 424
Engine oil ............................................. 424
Fu elling ................................................ 423
Ad diti ves( engine oil)
see Additives
Ad diti ves( fuel)
see Fuelling Ad
dres sbook
see Contacts
Ad justin gthe balance/ fader
Burmes ter®
high-end 3D sur round
soun dsystem. ..................................... 356
Burmes ter®
sur round soun dsystem. .. 355
Ad justin gthe bass, mid- rang ea nd
treble
Burmes ter®
high-end 3D sur round
soun dsystem ...................................... 356
Ad justin gthe mid- range, treble and
bass
Burmes ter®
high-end 3D sur round
soun dsystem ...................................... 356
Ad justin gthe sound focus
Burmes ter®
sur round soun dsystem. .. 356
Ad justin gthe sound optimisation
Burmes ter®
high-end 3D sur round
soun dsystem ...................................... 357
Ad justin gtreble, mid- rang ea nd bass
settings
Burmes ter®
high-end 3D sur round
soun dsystem ...................................... 356 ADS PLUS damping sy
stem
see AI RBODYC ONTROL
Af ter-sales service centre
see ASS YSTP LUS
AIR BODY CONT ROL................................ 197
Setting ................................................. 19 8
Suspensio n.......................................... 197
Air distribution Setting (multimedia sy stem) ................1 36
Air freshener sy stem
see Frag rance sy stem
Air suspension see AIR BODY CONTROL
Air vents ................................................... 14 3
Ad justing (front) .................................. 14 3
Ad justing (rear) .................................... 14 4
Ad justing theA IRSCARF vents ............. 14 5
Glo vebox. ............................................ 14 4
Air vents
see Air vents
Ai r-re circulation mode ............................ 137
Airbag ........................................................ .37
Ac tivation .............................................. 31 Index
489

AT
TENTION ASSI ST.......................... 219, 220
Fu nctio n............................................... 219
Setting ................................................. 220
Sy stem limitations ...............................2 19
At tention assistant
see ATTENTION ASSIST
Au dio mode
Ac tivating media mod e........................ 333
Connecting USB devices ..................... 335
Co pyright ............................................. 333
Information .......................................... 331
Inserting/re moving an SD car d.......... .333
Medi asearch. ...................................... 338
Overvie w............................................. 334
Pa use and playbac kfunction .............. .335
Selecting atrack ................................. 335
Selecting playba ckoptions .................. 335
Tr ac kl ist. ............................................ .335
Au thorised workshop
see Qualified specialis tworks hop
Au tomatic activation
Ac tivating/deactivating ...................... .224
Au tomatic distanc econtrol
se eA ctiv eDista nce Assi stDISTRONIC Au
tomatic drivin glights ......................... 12 0
Au tomatic engine star t( EC Os tart/
sto pfunction) .......................................... 15 3
Au tomatic engine stop(EC Os tart/
sto pfunction) .......................................... 15 3
Au tomatic fron tpassen gera irbag
shu toff ........................................................ 40
Fu nctio noft he automatic front
passenger airbag shutof f....................... 40
Au tomatic fron tpassen gerfront air‐
bag deacti vatio ns ystem .................... 40, 42
PA SSENGER AIR BAGi ndicator lam p..... 42
Au tomatic fron tpassen gerfront air‐
bag deacti vatio ns ystem
see Automatic front passenger front
airbag deactivation sy stem
Au tomatic lateral suppor tadjustment
Setting ................................................... 93
Au tomatic mir rorf olding function
Ac tivating/deactivating ...................... .132
Au tomatic transmission
DIRECT SELEC Tleve r........................... 15 6
Driv eprogram displa y.......................... 15 5Driv
eprogram s.................................... 15 5
DY NA MIC SELECT switc h.................... 15 5
Engaging driv eposit ion. ...................... 15 8
Engaging reve rseg ear ........................ .157
Kickdown ............................................. 15 9
Manual gearshiftin g............................. 15 8
Selecting par kposition ........................ 157
Shifting toneutral ................................ 157
St eering wheel gearshif tpaddles ........ 15 8
Tr ansmission position displa y............. .156
Tr ansmission position s....................... .156
Axle load Perm issible .......................................... 419 B
BA S(Brak eAssis tSystem) .................... .171
Battery Charging (Remo teOnline) .................... 15 0
Ke y. ...................................................... .64
Re mo tecontrol (s tationar yheater) ...... 14 2
Batter y(vehicle)
Charging .............................................. 384
No tes. ................................................. 382
St artin gassis tance .............................. 384 Index
491

St
ationar yheater/ ventilation .............. 13 9
Switching on/of f................................. 13 4
THERMOTRONIC contro lpanel ............ 13 4
Ve ntilating thev ehicle (con venience
opening) ................................................ 79
Wi ndsc reen heater .............................. 13 8
Climat estyle
Fu nctio n.............................................. 13 5
Setting ................................................. 13 5
Cockpit ........................................................ .4
Overvie w.................................................4
Collapsible spa rewheel .......................... 414
Inflating ................................................ 41 5
No tes. .................................................. 414
Re moving ............................................. 41 5
COMAN DOnline
see Multimedi asystem
COMAND Touch
Managing devices ................................ 267
Combinatio nswitch
see Turn signal light
Compass .................................................. 300 Connection
status
Displ aying ............................................ 328
Overvie w............................................. 327
Contacts .................................................. .309
Calling up ............................................ 309
Deleting ............................................... 311
Downloading (from mobil ephone). ..... 309
Impo rting ............................................ .310
Information .......................................... 309
Making acall ........................................ 311
Na me form at ........................................ 310
Options ................................................ 311
St oring .................................................3 11
Controller Operating ............................................ 255
Con venience closing ................................. 80
Con venience opening ................................ 79
Coolant (engine) Levelc hec k......................................... 364
No tes. ................................................. 425
Copyright ................................................... 29
Cornering light ......................................... 12 3
Cross Traf ficA lert .................................... 218Crosswind Assist
Function/no tes. ................................... 174
Crosswind Assist see MAGIC BODY CONTROL
Cruise control .......................................... 180
Buttons ................................................ 182
Callin gupas peed............................... 182
Fu nctio n.............................................. 180
Re quirements: .................................... .182
Selecting ............................................. 182
Setting aspeed ................................... 182
St oring aspeed ................................... 182
Switching of f....................................... 182
Switching on ........................................ 182
Sy stem limitations ...............................1 80
Cup holder ................................................ 111
Fitting/removing (centr econsole) ........ 111
Re ar .................................................... .112 D
Damag edetection (pa rked vehicle) .......169
Dashboard see Cockpit Index
495

?
.................................................... 454
¯ .................................................... 451
Ac tiveB lind Spo tAssistcur rently
una vailable See Owner's Manual .........448
Ac tiveB lind Spo tAssistinope rative ....448
Ac tiveb onnetm alfunctio nSee Own‐
er' sM anual .......................................... 467
Ac tiveB rake Assi stFunctions cur‐
re ntl ylim ited See Owner' sManual ...... 439
Ac tiveB rake Assi stFunctions limited
See Owner' sManual ........................... 439
Ac tiveD ista nce Assi stavailable
again .................................................. .450
Ac tiveD ista nce Assi stcur rently
una vailable See Owner's Manual .........450
Ac tiveD ista nce Assi stinope rative ...... 450
Ac tiveL aneK eeping Assis tcurrently
una vailable See Owner's Manual .........447
Ac tiveL aneK eeping Assis tinopera‐
tive ...................................................... 447b
ActiveL ight Sy stem inoperative ..470
Ac tiveP arking Assis tand
PA RKTRONI Cinoperati veSee Own‐
er's Manual ......................................... 449
Ac tiveS teering Assis tcurrently
una vailable See Owner's Manual .........450
Ac tiveS teering Assis tinoperative ........ 451
Ad aptiv eHighbeam Assis tPlus Cam‐
er av iewr estricted See Owner's
Manual ................................................. 472
Ad aptiv eHighbeam Assis tPlus cur‐
re ntl yu navailable See Owner's Man‐
ual ........................................................ 471
Ad aptiv eHighbeam Assis tPlus inop‐
erative .................................................. 471
App lybrak etod eselect Park (P)
position ...............................................4 62
ÀAT TENTION ASSIS Tinoperative ...445
À ATTENTION ASSIS T:Take a
break! .................................................. 445b
AUTO light sinope rative ............... 471
Au xilia rybatter ymalfunction .............. 464
Blind Spo tAssis tcurrentl yu navaila‐
ble See Owner's Manual ......................448
Blind Spo tAssistinope rative ............... 448
 Changekeyb atteries .................. 460
J Checkbrake fluid le vel.............. .438
4Che ckeng. oil le v.when next
re fuelling ............................................. 455
hChe cktyre(s) ............................... 457
?Coolan tStopv ehicle Switch
engine off ............................................ 453
Cruise cont rola nd Limiter inope ra‐
tive ...................................................... 451
Cruise control inope rative .................... 451
Cruise control off ................................. 451
!cu rrently unavailable See Own‐
er's Manual ........................................ .430
÷cur rentl yu navailable See Own‐
er's Manual ........................................ .432 Index
497

ÐSt
eering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 466
ÐSt eering malfunction Stop
immediatel ySee Owner's Manual .......466
St op vehicle Lea veengine running
Wa itTransmission cooling ...................464
# Stop vehicle Lea veengine run‐
ning ..................................................... 455
#St opvehicle See Owner's Man‐
ual .......................................................4 54
É Stop vehicle Vehicle tool ow ........ 446
b Switc hofflights ........................... 471
b Switc honh eadlamps .................. 471
To shif tout of PorN,d epress brake
and star te ngine .................................. 462
To pupc oolant See Owner ’sManual ... 453
¥To pupwasherfluid .................... .469
Tr af ficS ign Assi stCamer aview
re stricted See Owner's Manual ...........449 Tr
af ficS ign Assi stcur rently una vaila‐
ble See Owner's Manual ......................449
Tr af ficS ign Assi stinope rative ............. 449
Tr ansmission Malfunction Stop ........... 463
! Turn on thei gnition torelease
th ep arking brake ................................ 433
Ty re press. monitor cur rentl yu navail‐
able .................................................... .458
Ty re press. monitor inoperative ...........459
Ty re press. monitor inoperativ eNo
wheel sensors .................................... .459
Ty re pressur eChec ktyres ...................4 56
dVe hicle is operational Switch
of ft he ignition befor eexiting ............. .463
ÉVe hiclerising Please wait............ 445
É Vehicle rising ...............................4 45
hWa rning tyr edefect .................... .458
hWheel sensor(s) missing ............. 459
Wi thout changing gear,c onsult work‐
shop ....................................................4 63Displa
yonthe windsc reen
see Head-up display
Distance control see ActiveD ista nce Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see ActiveD ista nce Assi stDISTRONIC
Door Additional door loc k............................. .66
Lockin g(from inside) .............................67
Opening (from inside) ............................66
Po we rclosing function ......................... .71
Un lockin g(emer gency key) .................... 71
Un lockin g(from inside) ........................ .66
Door cont rolp anel .................................... .12
Door cont rolp anel (rear) .......................... 14
Drink sholder
see Cup holder
Driv eAwayA ssist .................................... 217
Driv eposition
Selecting ............................................ .158 Index
499

ECO
start/s topf unction ................. 153, 154
Au tomatic engine star t. ...................... .153
Au tomatic engine stop .........................1 53
Operatio n............................................ 15 3
Switching off/on ................................. 154
Electric pa rking brake .............167,168, 16 9
App lying automaticall y......................... 167
App lying or releasing manuall y........... .168
Emergency braking .............................. 16 9
Re leasing automaticall y....................... 16 8
Electrical fuses see Fuses
Electromagnetic compatibility Declaration of conformity ......................22
Electronic Stability Prog ram
see ESP ®
(Electronic Stabilit yProgram)
Elect ronics ................................................ 417
Emer gency
Assis tance overview. ............................ .16
Fir ee xtinguishe r................................. .375
Fir st-ai dk it (so ftsided) ........................ 375
Re moving thew arning triangle ............ .374
Saf etyv est. .......................................... 374
Setting up thew arning triangle ............ 375Emer
gency braking ................................. 16 9
Emer gency call sy stem
see Mercedes-Benz emer gency cal lsyst em
Emer gency engine start ......................... 392
Emer gency key
Un lockin gadoor .................................. .71
Emer gency keye lement
Inserting/removing ............................... 64
Un lockin gthe boo tlid ............................76
Emer gency operation mode
St artin gthe vehicle ............................. 14 9
ENERGIZIN Gcomfort
Overvie wofprograms .......................... 274
St artin gthe program ........................... 275
Energy consum ption
Ke y. ...................................................... .63
Engine ECOs tart/s topf unction ......................1 53
Engine numbe r..................................... 419
St artin g(Digital Car Keys ticker) .......... 14 8
St artin g(eme rgency operation
mode) .................................................. 14 9
St artin g(mobile phone) ...................... .148 St
artin g(Re mo teOnline) ..................... 15 0
St artin g(start/ stop button) .................1 47
St artin gassis tance .............................. 384
Switching of f(start/ stop button) ........ 16 2
Engine bonnet Functio n(activ eb onnet) ...................... 359
Opening/closing ................................. 360
Re setting( activebonnet) .................... 359
Engine data Displaying ............................................ 15 5
Engine electronics Notes. .................................................. 417
Engine number ........................................ .419
Engine oil ................................................ .363
Ad ditives .............................................. 424
Checkin gthe oil le velu sing theo il
dipstic k............................................... 362
Checking theo il le velu sing theo n-
boar dcomputer ................................... 362
Filling capacity .....................................4 24
MB-F reigabe or MB-Appr oval .............. .424
Quality ................................................. 424
To pping up ...........................................3 63 Index
501